amphithecium

中文含义：球苔、半周幕

英语词性：noun

美式发音：æmfɪ’θiʃiəm

同义词：peristome, operculum

易混淆单词：amphitheater, amphitheatre

双语例句：

1. The amphithecium of the moss is an important part of its reproductive system.

这种苔藓的球花是其重要的生殖器官。

2. The peristome teeth on the amphithecium of the moss help to disperse its spores.

苔藓球苔上的环齿能帮助其散发孢子。